From 34360c4c63708a104ef6ab621dc1cae831e091a2 Mon Sep 17 00:00:00 2001
From: "Issam E. Maghni" <issam.e.maghni@mailbox.org>
Date: Thu, 19 Feb 2026 08:16:39 -0500
Subject: [PATCH] raspberry-pi/5: add `macb` module if netboot

This module is required to have Ethernet in initial RAM disk.
---
 raspberry-pi/5/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/raspberry-pi/5/default.nix b/raspberry-pi/5/default.nix
index d90c7886..535588ee 100644
--- a/raspberry-pi/5/default.nix
+++ b/raspberry-pi/5/default.nix
@@ -24,7 +24,8 @@ in
     ++ lib.optional (linuxVariant == "linux") "rp1_pci"
     ++ lib.optional (linuxVariant == "linux-rpi") "rp1"
     # CONFIG_PINCTRL_RP1 is not a tristate in RPi's fork.
-    ++ lib.optional (linuxVariant == "linux") "pinctrl-rp1";
+    ++ lib.optional (linuxVariant == "linux") "pinctrl-rp1"
+    ++ lib.optional config.boot.initrd.network.enable "macb";
   };
 
   hardware.deviceTree.filter = lib.mkDefault "bcm2712*-rpi-*.dtb";